Re: USB 2.0 ehci failure with large amount of RAM (4GB) on x86_64

[Nathan Becker]

Yes, GART_IOMMU is already turned on.  Do you want me to send more
detailed debugging messages?

> Presumably you're running with the GART IOMMU?  If not, then turn
> that on.  Maybe even turn on IOMMU_DEBUG.
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